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net: move iov_pages() to net/core/iovec.c

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To let it be reused and reduce code duplication.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2013-08-06 17:45:03 +08:00 • committed by David S. Miller
parent 6261d983f2
commit b4bf07771f
4 changed files with 26 additions and 46 deletions
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2
include/linux/socket.h
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@ -313,6 +313,8 @@ extern int csum_partial_copy_fromiovecend(unsigned char *kdata,
struct iovec *iov,
int offset,
unsigned int len, __wsum *csump);
extern unsigned long iov_pages(const struct iovec *iov, int offset,
unsigned long nr_segs);
extern int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr_storage *address, int mode);
extern int memcpy_toiovecend(const struct iovec *v, unsigned char *kdata,